Accession Number:

ADA101055

Title:

Specifications of CCITT Signalling System Number 7.

Descriptive Note:

Technical information bulletin.

Corporate Author:

NATIONAL COMMUNICATIONS SYSTEM WASHINGTON DC

Personal Author(s):

Report Date:

1981-05-01

Pagination or Media Count:

378.0

Abstract:

This Technical Information Bulletin TIB reprints CCITT Study Group XI Document 393, which was Part III B of the Study Group XI report to the VIIth CCITT Plenary Assembly. Signalling System No. 7 is the international standard common channel signalling system for exchanging telephone signalling and supervisory information between digital telephone central offices.

Subject Categories:

  • Non-Radio Communications

Distribution Statement:

APPROVED FOR PUBLIC RELEASE